World Trade Center building 7 (WTC 7)

Few citizens are aware that there were three world Trade Center buildings that collapsed on September 11, 2001. This information and videos are to provide citizens a chance to learn about this building from a perspective of those who are aware of it. These include a journalist, National Institute of Standards and Technology (NIST, the governing body that investigated it), architects and engineers who have looked into it, eyewitnesses who were at Ground Zero that day and a firefighter who discusses National Fire Protection Association's (NFPA 921) guidelines for fire investigation.

The complete collapse of this building is surrounded by mysterious characteristics which make it arguably the most important piece of information when investigating the events on 9/11. These include: